"A glimpse across a weird threshold, on the rim of space where there should be nothing but eternal, frozen darkness. Yet where there was something more....."

Newspaper reporter, Tom Lambert has decided to reinvestigate the strange events of ten years before, concerning the "cosmic noise". Believing the inside story was never told, he's tracked down the only man who knows, Dr Hayward Petrie.

Told in flashbacks, the story unfolds from Dr Petrie's own recordings of the time when the detection of a strange pattern of signals sparks a mysterious discovery...

Dr Petrie …. Felix Felton
Tom Lambert …. David Spenser
Clifford Brown …. Graydon Gould
Elizabeth Ryder …. Elaine MacNamara
Professor Campbell McLaren …. Ian Sadler
Peter Garrick …. Harold Reese

Written by Peter Elliott Hayes

Producer: David Davis

First broadcast on the BBC Home Service in April 1961. Show less